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Marquise|Lab Grown|IGI

2.90ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG848650917

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848650917

Diamond specifications and retailer prices

From HK$5,645 HKD
£567 GBP
As of October 25, 2026
Save HK$28,719 HKD (84%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$34,364 HKD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 2.9ct lab-grown marquise diamond

This 2.9ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG848650917 or 848650917. Listed at 2 retailers as of October 24, 2026, with prices from HK$5,645 to HK$34,364, a HK$28,719 spread on the same certified stone. Brilliant Earth lists it at HK$34,364. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.90
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848650917
Dimensions14.68 × 7.47 × 4.74 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.68 mm7.47 mm2.90 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848650917
Side View
Table 57.0%Crown 34.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: HK$5,645 HKD|Low: HK$5,631 HKD|High: HK$5,795 HKD|Avg: HK$5,711 HKD|-2.6%
October 25, 2026
Retailer 1HK$5,645 HKD

6 data points across 1 retailer

2 retailersHK$5,645 HKD to HK$34,364 HKD

A
Cheapest Retailer
-
HK$5,645 HKD
£567 GBP
Most Expensive
B
Brilliant Earth
22193934A · Oct 24
HK$34,364 HKD
$4,380 USD
View
1 more retailer has this diamond
Prices start from HK$5,645 HKDSave up to HK$28,719 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.90ct Marquise
HK$5,645 HKD